2 +--------------------------------------------------------------------+
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2004-2014, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
13 #ifndef PHP_HTTP_NEGOTIATE_H
14 #define PHP_HTTP_NEGOTIATE_H
16 PHP_HTTP_API HashTable
*php_http_negotiate(const char *value_str
, size_t value_len
, HashTable
*supported
, const char *primary_sep_str
, size_t primary_sep_len
);
18 static inline HashTable
*php_http_negotiate_language(HashTable
*supported
, php_http_message_t
*request
)
20 HashTable
*result
= NULL
;
22 char *value
= php_http_env_get_request_header(ZEND_STRL("Accept-Language"), &length
, request
);
25 result
= php_http_negotiate(value
, length
, supported
, "-", 1);
32 static inline HashTable
*php_http_negotiate_encoding(HashTable
*supported
, php_http_message_t
*request
)
34 HashTable
*result
= NULL
;
36 char *value
= php_http_env_get_request_header(ZEND_STRL("Accept-Encoding"), &length
, request
);
39 result
= php_http_negotiate(value
, length
, supported
, NULL
, 0);
46 static inline HashTable
*php_http_negotiate_charset(HashTable
*supported
, php_http_message_t
*request
)
48 HashTable
*result
= NULL
;
50 char *value
= php_http_env_get_request_header(ZEND_STRL("Accept-Charset"), &length
, request
);
53 result
= php_http_negotiate(value
, length
, supported
, NULL
, 0);
60 static inline HashTable
*php_http_negotiate_content_type(HashTable
*supported
, php_http_message_t
*request
)
62 HashTable
*result
= NULL
;
64 char *value
= php_http_env_get_request_header(ZEND_STRL("Accept"), &length
, request
);
67 result
= php_http_negotiate(value
, length
, supported
, "/", 1);
74 #define PHP_HTTP_DO_NEGOTIATE_DEFAULT(supported) \
79 zend_hash_internal_pointer_reset_ex((supported), &pos); \
80 if ((value = zend_hash_get_current_data_ex((supported), &pos))) { \
81 RETVAL_ZVAL(value, 1, 0); \
87 #define PHP_HTTP_DO_NEGOTIATE_HANDLE_DEFAULT(supported, rs_array) \
88 PHP_HTTP_DO_NEGOTIATE_DEFAULT(supported); \
92 ZEND_HASH_FOREACH_VAL(supported, value) \
94 zend_string *zs = zval_get_string(value); \
95 add_assoc_double_ex(rs_array, zs->val, zs->len, 1.0); \
96 zend_string_release(zs); \
98 ZEND_HASH_FOREACH_END(); \
101 #define PHP_HTTP_DO_NEGOTIATE_HANDLE_RESULT(result, supported, rs_array) \
106 if (zend_hash_num_elements(result) && HASH_KEY_IS_STRING == zend_hash_get_current_key(result, &key, &idx)) { \
107 RETVAL_STR_COPY(key); \
109 PHP_HTTP_DO_NEGOTIATE_DEFAULT(supported); \
113 zend_hash_copy(Z_ARRVAL_P(rs_array), result, (copy_ctor_func_t) zval_add_ref); \
116 zend_hash_destroy(result); \
117 FREE_HASHTABLE(result); \
120 #define PHP_HTTP_DO_NEGOTIATE(type, supported, rs_array) \
123 if ((result = php_http_negotiate_ ##type(supported, NULL))) { \
124 PHP_HTTP_DO_NEGOTIATE_HANDLE_RESULT(result, supported, rs_array); \
126 PHP_HTTP_DO_NEGOTIATE_HANDLE_DEFAULT(supported, rs_array); \
137 * vim600: noet sw=4 ts=4 fdm=marker
138 * vim<600: noet sw=4 ts=4